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发明名称
IMPROVEMENTS IN AND RELATING TO FOUNTAIN PENS
摘要
申请公布号
GB1277328(A)
申请公布日期
1972.06.14
申请号
GB19700054342
申请日期
1970.11.16
申请人
PHILIPP MUTSCHLER
发明人
分类号
B43K5/18
主分类号
B43K5/18
代理机构
代理人
主权项
地址
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